:root{--bg: #eef2f7;--surface: #ffffff;--surface-2: #f7f9fc;--text: #17222f;--muted: #5c6b7d;--border: #d9e0e9;--primary: #1d4ed8;--primary-hover: #1a3fb0;--primary-soft: #e8efff;--primary-contrast: #ffffff;--success: #15803d;--success-soft: #e8f6ee;--warning: #b45309;--warning-soft: #fdf3e3;--danger: #b91c1c;--danger-soft: #fdecec;--radius: 14px;--radius-sm: 9px;--shadow: 0 1px 2px rgb(23 34 47 / .06), 0 8px 24px rgb(23 34 47 / .07);--focus-ring: 0 0 0 3px rgb(29 78 216 / .35);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:1rem;line-height:1.5;min-height:100dvh}h1,h2,h3{line-height:1.25;margin:0 0 .5rem}h1{font-size:1.35rem}h2{font-size:1.15rem}p{margin:0 0 .75rem}.app-shell{max-width:30rem;margin:0 auto;padding:1rem 1rem calc(2rem + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:1rem;min-height:100dvh}.app-header{display:flex;flex-direction:column;gap:.75rem;padding-top:.25rem}.brand{display:flex;align-items:center;gap:.55rem;font-weight:700;font-size:1.05rem}.brand svg{flex:none}.footnote{margin-top:auto;color:var(--muted);font-size:.8rem;text-align:center}.stepper{display:flex;list-style:none;margin:0;padding:0;gap:.35rem}.stepper li{flex:1;text-align:center;font-size:.72rem;color:var(--muted);position:relative;padding-top:.85rem}.stepper li:before{content:"";display:block;position:absolute;top:0;left:0;right:0;height:.35rem;border-radius:999px;background:var(--border)}.stepper li.done:before{background:var(--success)}.stepper li.current{color:var(--text);font-weight:600}.stepper li.current:before{background:var(--primary)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.25rem}.card+.card{margin-top:1rem}.card-muted{background:var(--surface-2);box-shadow:none}.btn{appearance:none;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;width:100%;min-height:3.25rem;padding:.7rem 1.2rem;border-radius:var(--radius-sm);border:1px solid transparent;font:inherit;font-size:1.02rem;font-weight:600;cursor:pointer;transition:background-color .12s ease,border-color .12s ease,transform 60ms ease;touch-action:manipulation}.btn:disabled{opacity:.55;cursor:not-allowed}.btn:focus-visible{outline:none;box-shadow:var(--focus-ring)}.btn:active:not(:disabled){transform:translateY(1px)}.btn-primary{background:var(--primary);color:var(--primary-contrast)}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--surface);color:var(--primary);border-color:var(--primary)}.btn-secondary:hover:not(:disabled){background:var(--primary-soft)}.btn-ghost{background:transparent;color:var(--muted);border-color:var(--border)}.btn-ghost[aria-pressed=true]{background:var(--primary-soft);color:var(--primary);border-color:var(--primary)}.field{display:flex;flex-direction:column;gap:.4rem;margin-bottom:1rem}.field>label{font-weight:600;font-size:.92rem}select,input[type=text]{font:inherit;padding:.75rem .85rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);min-height:3.1rem}select:focus-visible,input:focus-visible{outline:none;border-color:var(--primary);box-shadow:var(--focus-ring)}.alert{border-radius:var(--radius-sm);border:1px solid var(--border);padding:.8rem 1rem;margin:.75rem 0;font-size:.93rem;display:flex;gap:.6rem;align-items:flex-start}.alert .alert-icon{flex:none;font-weight:700}.alert-error{background:var(--danger-soft);border-color:color-mix(in srgb,var(--danger) 35%,white);color:var(--danger)}.alert-warning{background:var(--warning-soft);border-color:color-mix(in srgb,var(--warning) 35%,white);color:var(--warning)}.alert-info{background:var(--primary-soft);border-color:color-mix(in srgb,var(--primary) 30%,white);color:var(--primary)}.alert ul{margin:.25rem 0 0;padding-left:1.1rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.muted{color:var(--muted)}.small{font-size:.85rem}.spinner{width:1.1em;height:1.1em;border-radius:50%;border:2.5px solid currentColor;border-top-color:transparent;display:inline-block;animation:spin .8s linear infinite;vertical-align:-.2em}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.spinner{animation-duration:2s}*{transition-duration:.01ms!important}}